crazy

[ krey-zee ]

/ ˈkreɪ zi /

See synonyms for: crazy / crazier / craziest / crazies on Thesaurus.com

adjective, cra·zi·er, cra·zi·est.

mentally deranged; demented; insane.

Informal. unpredictable, nonconforming, or odd: All I can say is she's the craziest person I know.

Informal. unusual; bizarre; singular: She always wears a crazy hat.

Informal. senseless; nonsensical; totally unsound: a crazy scheme.

Informal. intensely enthusiastic; passionately excited (usually followed by about or for): Like many kids, he was crazy for baseball and yearned to be a professional ballplayer.

Informal. very enamored or infatuated (usually followed by about or for): It's obvious he's just crazy about her.

Informal. intensely anxious or eager; impatient: I'm crazy to try those new skis.

Informal. very annoyed, frustrated, or bothered: It makes me crazy that some kids don't get a fair chance in life.

Informal. having an unusual, unexpected, or random quality, behavior, result, pattern, etc.: I'm back in Connecticut in a crazy twist of events, living in the same town where I grew up.

Slang. wonderful; excellent; perfect: That's crazy, man, crazy.

Archaic. likely to break or fall to pieces.

Archaic. weak, infirm, or sickly.

adverb

Informal. extremely; madly: I’ve noticed a local business here that’s crazy popular with teenage girls.

noun, plural cra·zies.

a person who is mentally deranged or insane.

Informal. an unpredictable, nonconforming person; oddball: Next door is a house full of crazies who wear weird clothes and come in at all hours.

the crazies, Informal. a sense of extreme unease, nervousness, or panic; extreme jitters: The crew was starting to get the crazies from being cooped up belowdecks for so long.

SYNONYMS FOR crazy

1 crazed, lunatic.

4 foolish; imprudent, foolhardy.

5 ardent, impassioned, passionate.

See synonyms for crazy on Thesaurus.com

ANTONYMS FOR crazy

1 sane.

5 cool, dispassionate.

11 stable.

12 strong; healthy.

See antonyms for crazy on Thesaurus.com

QUIZZES

LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!

Are you learning Spanish? Or do you just have an interest in foreign languages? Either way, this quiz on Spanish words for animals is for you.

Question 1 of 13

How do you say “cat” 🐈 in Spanish?

gato/gata

cato/cata

gatto/gatta

TAKE THE QUIZ TO FIND OUT

Idioms for crazy

like crazy, Informal.

with great enthusiasm or energy; to an extreme: We shopped like crazy and bought all our Christmas gifts in one afternoon.
with great speed or recklessness: He drives like crazy once he's out on the highway.

Origin of crazy

First recorded in 1570–80; craz(e) + -y¹

synonym study for crazy

1. See mad.

OTHER WORDS FROM crazy

cra·zi·ly, adverbcra·zi·ness, nounhalf-cra·zy, adjective

Example sentences from the Web for crazy

“This was by far the craziest and most memorable year of my life,” she says.
Porn Stars on the Year in Porn: Drone Erotica, Belle Knox, and Wild Sex|Aurora Snow|December 27, 2014|DAILY BEAST
But his planned attempt to walk over Chicago while blindfolded may be the craziest yet.
Nik Wallenda’s Blindfolded Tightrope Caper: Defying Death Over The Chicago River|Jacqui Goddard|November 2, 2014|DAILY BEAST
The craziest of all was Rand Paul, who faulted those who were saying Ebola is not easy to catch.
Republicans Want You Scared of Ebola|Dean Obeidallah|October 27, 2014|DAILY BEAST
Here, he pits the craziest GoPro footage against his own, which is noticeably less extreme.
Viral Video of the Day: How People Really Use Their GoPro|Alex Chancey|October 2, 2014|DAILY BEAST

The craziest thing I did was that I had to steal an ostrich egg from an ostrich farm that was close to Mexico.
How 'The Mindy Project' Star Adam Pally Became Hollywood's Go-To 'Bro'|Kevin Fallon|August 6, 2014|DAILY BEAST
Why, my dear Lafayette, it is the craziest scheme I ever heard of!
Lafayette, We Come!|Rupert S. Holland
I think, returned Myron deliberately, that its one of the craziest schemes I ever heard of.
Full-Back Foster|Ralph Henry Barbour
Then he raced back again, and so returned to the shore—alternating in his rushes in the craziest possible way.
The Girls of Central High in Camp|Gertrude W. Morrison
Well, thats the craziest way of telling time I ever heard of!
Four Afloat|Ralph Henry Barbour
I want to say that it is about the craziest system that was ever conceived in the brain of man.
Industrial Conspiracies|Clarence S. Darrow

British Dictionary definitions for crazy

crazy

/ (ˈkreɪzɪ) /

adjective -zier or -ziest

informal insane

fantastic; strange; ridiculousa crazy dream

(postpositive; foll by about or over) informal extremely fond (of)

slang very good or excellent

noun plural crazies

informal a crazy person

Derived forms of crazy

crazily, adverbcraziness, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Idioms and Phrases with crazy

crazy

In addition to the idioms beginning with crazy

crazy about, be
crazy like a fox

also see:

drive someone crazy
like crazy

MEANINGS

WORD GAMES

LEARN

WRITING

WORD OF THE DAY

crazy

adjective, cra·zi·er, cra·zi·est.

adverb

noun, plural cra·zies.

SYNONYMS FOR crazy

ANTONYMS FOR crazy

QUIZZES

LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!

Idioms for crazy

Origin of crazy

synonym study for crazy

OTHER WORDS FROM crazy

Example sentences from the Web for crazy

British Dictionary definitions for crazy

adjective -zier or -ziest

noun plural crazies

Derived forms of crazy

Idioms and Phrases with crazy

MEANINGS

WORD GAMES

LEARN

WRITING

WORD OF THE DAY

crazy

adjective, cra·zi·er, cra·zi·est.

adverb

noun, plural cra·zies.

SYNONYMS FOR crazy

ANTONYMS FOR crazy

QUIZZES

LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!

Idioms for crazy

Origin of crazy

synonym study for crazy

OTHER WORDS FROM crazy

Words related to crazy

Example sentences from the Web for crazy

British Dictionary definitions for crazy

adjective -zier or -ziest

noun plural crazies

Derived forms of crazy

Idioms and Phrases with crazy